|
public SendPingAsync ( System address ) : System.Threading.Tasks.Task |
||
| address | System | |
| Résultat | System.Threading.Tasks.Task |
|
async private void PingButton_Click(object sender, EventArgs e)
{
StatusLabel.Text = "Pinging…";
Ping ping = new Ping();
PingReply pingReply =
await ping.SendPingAsync("yahoo.com");
StatusLabel.Text = pingReply.Status.ToString();
}
public async Task <PingReply> PingServer()
{
if (_pingingEndpoint)
{
return(await _pingSender.SendPingAsync(_serverToPing));
}
else
{
return(await _pingSender.SendPingAsync(IPAddress.Parse(_serverToPing)));
}
}
/// <summary>
/// Sends the ICMP echo request to the specified IP address.
/// </summary>
/// <param name="addressIp">A destination IP address.</param>
/// <param name="timeout">Optional timeout for connection.</param>
/// <returns>ICMP echo request status.</returns>
public async Task<IPStatus> PingAsync(IPAddress addressIp, TimeSpan? timeout = null)
{
var ping = new Ping();
if (timeout.HasValue)
{
return await ping.SendPingAsync(addressIp, timeout.Value.Milliseconds)
.ContinueWith(pingTask => pingTask.Result.Status);
}
return await ping.SendPingAsync(addressIp)
.ContinueWith(pingTask => pingTask.Result.Status);
}
async private Task SendPing(string host)
{
listBox1.Items.Clear();
System.Net.NetworkInformation.Ping ping = new System.Net.NetworkInformation.Ping();
try
{
PingReply pr = null;
for (int i = 1; i <= countTry; i++)
{
pr = await ping.SendPingAsync(host, delay);
if (pr.Status == IPStatus.Success)
{
break;
}
await Task.Delay(5000);
}
listBox1.Items.Add($"{host};{pr.Status}");
progressBar1.Value++;
}
catch (PingException)
{
listBox1.Items.Add($"{host};Unknown Host");
progressBar1.Value++;
}
}
public static async void Send(string ip, Action <string> success, Action <string> error, int loop_qtty)
{
try
{
var ping = new Net.Ping();
var ping_response = await ping.SendPingAsync(ip);
if (ping_response.Status.ToString().Equals("Success"))
{
success($"Iteration {loop_qtty} - Response: {ping_response.Status.ToString()}");
}
else
{
error($"Iteration {loop_qtty} - Response: {ping_response.Status.ToString()}");
}
if (loop_qtty > 1)
{
Send(ip, success, error, loop_qtty - 1);
}
}
catch (Exception ex)
{
error($"Iteration {loop_qtty} - Error: {ex.Message}-{ex.StackTrace}");
}
}
async private void PingButton_Click(object sender, EventArgs e)
{
List<string> urls = new List<string>()
{
"www.habitat-spokane.org",
"www.partnersintl.org",
"www.iassist.org",
"www.fh.org",
"www.worldvision.org"
};
IPStatus status;
Func<string, Task<IPStatus>> func =
async (localUrl) =>
{
Ping ping = new Ping();
PingReply pingReply =
await ping.SendPingAsync(localUrl);
return pingReply.Status;
};
StatusLabel.Text = "Pinging…";
foreach(string url in urls)
{
status = await func(url);
StatusLabel.Text =
string.Format("{0}: {1} ({2})",
url, status.ToString(),
Thread.CurrentThread.ManagedThreadId);
}
}
public async Task <ReturnPing> getRequestPingObj(string nameOrAddress)
{
ReturnPing R = new ReturnPing();
try
{
System.Net.NetworkInformation.Ping pingSender = new System.Net.NetworkInformation.Ping();
PingReply reply = await pingSender.SendPingAsync(nameOrAddress);
R.PingStatus = reply.Status.ToString();
if (reply.Address != null)
{
R.Address = reply.Address.ToString();
}
else
{
R.Address = "Error";
}
}
catch (Exception ex)
{
R.PingStatus = "Error: " + ex.Message;
R.Address = "Error";
}
return(R);
}
private async void Button_Click(object sender, RoutedEventArgs e)
{
// Timer a = new Timer();
//
//Ping pingSender = new Ping();
////for(int i=0;i<30;i++)
////{
// // MessageBox.Show(adr);
String adr ="172.16.16.10";
IPAddress address = IPAddress.Parse(adr);
// // pingSender.SendAsync(address,250,new PingOptions(5,true));
// pingSender.SendAsync(address, 250);
//pingSender.PingCompleted += (a, b) =>
//{
// if (b.Reply.Status == IPStatus.Success)
// {
// MessageBox.Show(b.ToString());
// }
// else
// {
// MessageBox.Show("failed");
// }
//};
//PingReply reply = await pingSender.SendPingAsync(address);
//if (reply.Status == IPStatus.Success)
//{
// ListBox1.Items.Add(adr);
//}
//else
//{
// ListBox2.Items.Add("Failed "+adr); // MessageBox.Show("falied" + adr);
//}
//}
AddressFamily d=new AddressFamily();
try
{
Ping s=new Ping();
var a= s.SendPingAsync(address).GetAwaiter();
a.OnCompleted(() => MessageBox.Show(a.GetResult().Status.ToString()));
//UdpClient udp=new UdpClient(8080);
// udp.Connect(address,8080);
// var a=new byte[]{1,2};
// await udp.SendAsync(a,44);
// TcpClient tcp = new TcpClient();
//await tcp.ConnectAsync(adr, 8080);
// MessageBox.Show(adr);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
async private void PingButton_Click(object sender, EventArgs e)
{
List<string> urls = new List<string>()
{
"www.habitat-spokane.org",
"www.partnersintl.org",
"www.iassist.org",
"www.fh.org",
"www.worldvision.org"
};
IPStatus status;
Func<string, Task<IPStatus>> func =
async (localUrl) =>
{
Random random = new Random();
Ping ping = new Ping();
PingReply pingReply =
await ping.SendPingAsync(localUrl);
return pingReply.Status;
};
StatusLabel.Text = "Pinging…";
foreach(string url in urls)
{
status = await func(url);
StatusLabel.Text +=
$@"{ Environment.NewLine
}{ url }: { status.ToString() } ({
Thread.CurrentThread.ManagedThreadId
})";
}
}
private async Task PingAsync(PingConfiguration.HostConfiguration item, CancellationToken cancellationToken)
{
var timeout = (int)item.Timeout.TotalMilliseconds;
var hostname = item.Hostname;
var alias = item.Alias;
if (string.IsNullOrWhiteSpace(alias))
{
alias = hostname;
}
var roundtripTime = item.Timeout;
var status = IPStatus.Unknown;
try
{
using var ping = new System.Net.NetworkInformation.Ping();
var pingReply = await ping.SendPingAsync(hostname, timeout);
status = pingReply.Status;
roundtripTime = TimeSpan.FromMilliseconds(pingReply.RoundtripTime);
if (pingReply.Status == IPStatus.TimedOut)
{
roundtripTime = item.Timeout;
}
}
catch (PingException ex)
{
if (ex.InnerException is SocketException socketException)
{
switch (socketException.SocketErrorCode)
{
case SocketError.HostNotFound:
status = IPStatus.DestinationUnreachable;
break;
}
}
}
catch (Exception ex)
{
Console.WriteLine($"Ping failed with {ex.GetType().Name}: {ex.Message}");
}
await Mediator.Publish(new OutboundMeasurement()
{
Name = "ping",
Item = new PingMeasurement()
{
Timestamp = DateTime.UtcNow,
Source = System.Net.Dns.GetHostName(),
Target = hostname,
Alias = alias,
Status = status,
Timeout = item.Timeout,
RoundtripTime = roundtripTime,
},
}, cancellationToken);
}
protected override async Task Handle(StatusRequest <PingHealthCheckWidget> request, CancellationToken cancellationToken)
{
using (var ping = new System.Net.NetworkInformation.Ping())
{
var reply = await ping.SendPingAsync(request.Context.Host).ConfigureAwait(false);
request.Context.Status = (reply.Status == IPStatus.Success) ? Status.OK : Status.Failed;
}
}
public override async Task <bool> IsReachable(IPAddress ip, TimeSpan timeout)
{
using (var ping = new System.Net.NetworkInformation.Ping())
{
var reply = await ping.SendPingAsync(ip, (int)timeout.TotalMilliseconds).ConfigureAwait(false);
return(reply.Status == IPStatus.Success);
}
}
public async Task<long> ping(){
_latency = long.MaxValue;
try {
var pingSender = new Ping();
var reply = await pingSender.SendPingAsync(uri.Host, maxTimeout);
_latency = reply.Status == IPStatus.Success ? reply.RoundtripTime : long.MaxValue;
}
catch(PingException){ }
return _latency;
}
public PingWindowItem(string serverName)
{
Panel = new StackPanel()
{
Orientation = Orientation.Horizontal,
};
_serverName = new Label()
{
Content = serverName,
Width = 50,
Margin = new Thickness(5, 2, 30, 2)
};
_serverPing = new Label()
{
Content = 0,
Width = 50,
Margin = new Thickness(5, 2, 20, 2)
};
_refreshPing = new Button()
{
Content = "Refresh",
Width = 70,
Margin = new Thickness(0, 2, 5, 2),
};
_refreshPing.Click += async(sender, e) =>
{
_serverPing.Content = "Pinging...";
using (var p = new System.Net.NetworkInformation.Ping())
{
try
{
var pReply = await p.SendPingAsync(Utilities.GetIPToPingFromName(_serverName.Content.ToString()));
if (pReply.Status == IPStatus.Success)
{
_serverPing.Content = pReply.RoundtripTime.ToString();
}
else
{
_serverPing.Content = "ERROR";
}
}
catch
{
_serverPing.Content = "ERROR";
}
}
};
Panel.Children.Add(_serverName);
Panel.Children.Add(_serverPing);
Panel.Children.Add(_refreshPing);
}
async Task<bool> TryPingAsync(string hostName, Ping p, ICollection<long> pings) {
try {
var reply = await p.SendPingAsync(hostName, DefaultTimeout).ConfigureAwait(false);
if ((reply != null) && (reply.Status == IPStatus.Success))
pings.Add(reply.RoundtripTime);
return true;
} catch (Exception e) {
this.Logger().FormattedWarnException(e);
return false;
}
}
public async Task Handle(HealthCheckRequest <Ping> request, CancellationToken cancellationToken)
{
using (var ping = new System.Net.NetworkInformation.Ping())
{
var reply = await ping.SendPingAsync(request.DataContext.Host)
.ConfigureAwait(false);
request.DataContext.State = (reply.Status == IPStatus.Success) ?
State.Ok :
State.Failed;
}
}
public override async Task<State> Poll()
{
var ping = new Ping();
var data = "B".PadRight(32, 'B');
var buffer = Encoding.ASCII.GetBytes(data);
PingReply reply = await ping.SendPingAsync(ServerName, pingTimeout , buffer, new PingOptions(128,true));
_state = new State();
_state.Url = string.Concat(this.Name, "-", reply.Address.ToString());
_state.Status = reply.Status == IPStatus.Success ? "OK" : GetPingMessage(reply);
return _state;
}
private async void Run_Click(object sender, RoutedEventArgs e)
{
Ping Pings = new Ping();
int timeout = 500;
int interval = 1000;
int errors = 0;
int errorLimit = 2;
running = true;
RunButton.Visibility = Visibility.Collapsed;
StopButton.Visibility = Visibility.Visible;
StatusTextBlock.Visibility = Visibility.Visible;
while (running)
{
try {
var res = await Pings.SendPingAsync("8.8.8.8", timeout);
if (res.Status == IPStatus.Success)
{
Console("Success, time: " + res.RoundtripTime + " ms");
SetIcon("Green");
StatusTextBlock.Text = "Success";
StatusTextBlock.Foreground = System.Windows.Media.Brushes.Green;
await Task.Delay(interval - (int)res.RoundtripTime);
}
else
{
errors++;
if (errors >= errorLimit)
{
Console("Error");
SetIcon("Red");
StatusTextBlock.Text = "Error";
StatusTextBlock.Foreground = System.Windows.Media.Brushes.Red;
}
}
}
catch
{
errors++;
if (errors >= errorLimit)
{
Console("Error");
SetIcon("Red");
StatusTextBlock.Text = "Error";
StatusTextBlock.Foreground = System.Windows.Media.Brushes.Red;
}
await Task.Delay(interval);
}
}
SetIcon("White");
RunButton.Visibility = Visibility.Visible;
StopButton.Visibility = Visibility.Collapsed;
StatusTextBlock.Visibility = Visibility.Collapsed;
}
public async Task PingAsync(System.Net.NetworkInformation.Ping ping, string ip)
{
var reply = await ping.SendPingAsync(ip, timeout);
if (reply.Status == System.Net.NetworkInformation.IPStatus.Success)
{
lock (lockObj)
{
availableIpAddresses.Add(ip);
}
}
}
private async Task PingAndUpdateAsync(System.Net.NetworkInformation.Ping ping, string ip)
{
var reply = await ping.SendPingAsync(ip, 500);
if (reply.Status == IPStatus.Success)
{
TreeViewItem lb = new TreeViewItem();
lb.Header = ip;
lb.Tag = "1";
nbours.Items.Add(lb);
nbours.Items.Refresh();
}
}
public static async Task <PhysicalAddress> PingThenTryReadFromArpTable(IPAddress ip, TimeSpan timeout)
{
if (!IsSupported)
{
throw new PlatformNotSupportedException();
}
using (var ping = new System.Net.NetworkInformation.Ping())
{
var reply = await ping.SendPingAsync(ip, (int)timeout.TotalMilliseconds).ConfigureAwait(false);
return(await TryReadFromArpTable(ip).ConfigureAwait(false));
}
}
public static async Task <bool> IsConnectedToInternet()
{
using (var ping = new Ping())
{
try
{
return((await ping.SendPingAsync(ConfigurationModel.ServerIPAddress, 2000)).Status == IPStatus.Success);
}
catch { }
}
return(false);
}
async private void timer1_Tick(object sender, EventArgs e)
{
Ping ping = new Ping();
try
{
await ping.SendPingAsync("github.com");
button1.Enabled = true;
}
catch (PingException)
{
button1.Enabled = false;
}
}
public static async Task <bool> Ping(IPAddress address, int timeout = 5000)
{
var pingSender = new Ping();
var buffer = Encoding.ASCII.GetBytes("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
var options = new PingOptions(64, true);
var reply = await pingSender.SendPingAsync(address, timeout, buffer, options);
Debug.Log(
$"Reply from {reply.Address}: bytes={reply.Buffer.Length} time={reply.RoundtripTime}ms TTL={reply.Options.Ttl}");
return(reply.Status == IPStatus.Success);
}
public async Task<PingResult> PingOne(String address)
{
String hostname = String.Concat(address.TakeWhile(c => c != ':'));
Ping pinger = new Ping();
try
{
PingReply reply = await pinger.SendPingAsync(hostname, 1000);
return new PingResult(address, reply);
}
catch (PingException)
{
return null;
}
}
public static async Task<bool> CheckInternetConnectionAsync(string URL = "http://www.google.com")
{
Ping myPing = new Ping();
try
{
var pingReply = await myPing.SendPingAsync("google.com", 3000, new byte[32], new PingOptions(64, true));
if (pingReply.Status == IPStatus.Success)
{
return true;
}
}
catch
{
return false;
}
return false;
}
public override async Task<WorkerResult> execute()
{
bool pingable = false;
Ping pinger = new Ping();
try
{
PingReply reply = await pinger.SendPingAsync(this.Address.Host);
pingable = reply.Status == IPStatus.Success;
return new WorkerResult() { Success = pingable, Result = reply.Buffer };
}
catch (PingException e)
{
Debug.WriteLine("Error on pinging: " + this.Address);
return new WorkerResult() { Success = false, Result = Encoding.ASCII.GetBytes(e.Message) };
}
}
public static async Task <TraceRouteResult> TryTraceRouteInternalAsync(string hostNameOrAddress, int zeroBasedHop)
{
using (System.Net.NetworkInformation.Ping pingSender = new System.Net.NetworkInformation.Ping())
{
var hop = zeroBasedHop + 1;
PingOptions pingOptions = new PingOptions();
Stopwatch stopWatch = new Stopwatch();
pingOptions.DontFragment = true;
pingOptions.Ttl = hop;
stopWatch.Start();
PingReply pingReply = await pingSender.SendPingAsync(
hostNameOrAddress,
REQUEST_TIMEOUT,
_buffer,
pingOptions
);
stopWatch.Stop();
var elapsedMilliseconds = stopWatch.ElapsedMilliseconds;
string pingReplyAddress;
string strElapsedMilliseconds;
if (pingReply.Status == IPStatus.TimedOut)
{
pingReplyAddress = STR_REQUEST_TIMEOUT;
strElapsedMilliseconds = STR_REQUEST_TIME_NA;
}
else
{
pingReplyAddress = pingReply.Address.ToString();
strElapsedMilliseconds = $"{elapsedMilliseconds.ToString(System.Globalization.CultureInfo.InvariantCulture)} ms";
}
var traceResults = new StringBuilder();
traceResults.Append(hop.ToString(System.Globalization.CultureInfo.InvariantCulture).PadRight(4, ' '));
traceResults.Append(strElapsedMilliseconds.PadRight(10, ' '));
traceResults.Append(pingReplyAddress);
return(new TraceRouteResult(traceResults.ToString(), pingReply.Status == IPStatus.Success));
}
}
void ScanButton_Clicked(System.Object sender, System.EventArgs e)
{
Console.WriteLine("ScanButton_Clicked");
List <Task <PingReply> > tasks = new List <Task <PingReply> >();
DateTime start = DateTime.Now, end = DateTime.Now;
for (int i = 0; i <= 1; ++i)
{
for (int j = 0; j <= 255; ++j)
{
var p = new System.Net.NetworkInformation.Ping();
tasks.Add(p.SendPingAsync($"192.168.{i}.{j}", 250));
Console.WriteLine($"sent ping to 192.168.{i}.{j}");
}
}
Task.WaitAll(tasks.ToArray());
tasks = tasks
.Where(x => x.Result.Status == IPStatus.Success)
.ToList();
Console.WriteLine($"number of successful pings: {tasks.Count()}");
foreach (var response in tasks)
{
string name = String.Empty;
try {
IPHostEntry host = Dns.GetHostEntry(response.Result.Address);
name = host.HostName ?? String.Join(',', host.Aliases);
} catch (Exception) {
// do nothing
}
Console.WriteLine($"{response.Result.Address} -- {response.Result.Status} -- {response.Result.RoundtripTime}ms -- {name}");
this.ScanResults.Text += $"{response.Result.Address} -- {response.Result.Status} -- {response.Result.RoundtripTime}ms -- {name}\n";
}
end = DateTime.Now;
Console.WriteLine($"Completed in {end - start}");
this.ScanResults.Text += $"Completed in {end - start}\n";
}
static async Task ResolveAndPingAsync(string hostname, bool resolveOnly)
{
try
{
IPAddress ipToPing;
string IPsCsv;
if (IPAddress.TryParse(hostname, out ipToPing))
{
IPsCsv = ipToPing.ToString();
#if DEBUG
Console.WriteLine($"IP parsed successfully: {ipToPing} from name {hostname}");
#endif
}
else
{
#if DEBUG
Console.WriteLine($"DNS lookup for: [{hostname}]");
#endif
IPHostEntry entry = await Dns.GetHostEntryAsync(hostname);
IPsCsv = String.Join(" ", entry.AddressList.Select(i => i.ToString()));
if (resolveOnly)
{
Console.WriteLine($"{hostname}\t{IPsCsv}");
return;
}
ipToPing = entry.AddressList[0];
}
PingReply reply = null;
using (var ping = new System.Net.NetworkInformation.Ping())
{
reply = await ping.SendPingAsync(address : ipToPing);
}
Console.WriteLine($"{hostname}\t{reply.Status.ToString()}\t{(reply.Status == IPStatus.Success ? IPsCsv : String.Empty)}");
}
catch (Exception ex)
{
Console.WriteLine($"{hostname}\t{ex.Message.Replace(' ', '_')}");
}
}
private async Task PingAndUpdateAsync(System.Net.NetworkInformation.Ping ping, string ip)
{
var reply = await ping.SendPingAsync(ip, timeout);
if (reply.Status == IPStatus.Success)
{
lock (lockObj)
{
_Found++;
}
}
else
{
lock (lockObj)
{
_nFound++;
}
}
}
/// <summary>
/// Checks machine status via ping.
/// </summary>
/// <returns>Empty string if machine is online, exception message if ping failed.</returns>
public static async Task<string> GetMachineOnlineStatusAsync(this Uri url, int timeout = 3000) {
if (url.IsFile) {
return string.Empty;
}
try {
var ping = new Ping();
var reply = await ping.SendPingAsync(url.Host, timeout);
if (reply.Status != IPStatus.Success) {
return reply.Status.ToString();
}
} catch (PingException pex) {
var pingMessage = pex.InnerException?.Message ?? pex.Message;
if (!string.IsNullOrEmpty(pingMessage)) {
return pingMessage;
}
} catch (SocketException sx) {
return sx.Message;
}
return string.Empty;
}
public static async Task StartPing(int period, string hostNameOrAddress = "ya.ru")
{
var pingSender = new System.Net.NetworkInformation.Ping();
Console.Clear();
Log.SendMessage($"PING {hostNameOrAddress}");
int i = 1;
while (true)
{
var reply = await pingSender.SendPingAsync(hostNameOrAddress);
var t = reply.Status;
Log.SendMessage($"{reply.Buffer.Length} bytes from {reply.Address}:" +
$" icmp_seq={i} status={reply.Status} time={reply.RoundtripTime}ms");
i++;
if (reply.Status != IPStatus.Success)
{
}
Thread.Sleep(period);
}
}
public async static Task<bool> InternetAvaliable()
{
Ping ping = new Ping();
try
{
await ping.SendPingAsync("192.168.1.1.2");
return true;
}
catch
{
return false;
}
}
private async Task<bool> PingRequest()
{
try
{
Ping ping = new Ping();
PingReply p = await ping.SendPingAsync(txtURL.Text, 3000);
return p.Status == IPStatus.Success;
}
catch { return false; }
}
public static async Task TestPing(string aUri)
{
System.Net.NetworkInformation.Ping pinger = new System.Net.NetworkInformation.Ping();
//pinger.PingCompleted += Pinger_PingCompleted;
PingReply reply = await pinger.SendPingAsync(aUri);
}
public PingItem(string serverName, string ipToPing, double xPos, double yPos) : base()
{
Identifier = serverName;
XPos = xPos;
YPos = yPos;
var config = ConfigManager.GetPingConfig();
this.FontSize = config.PingFontSize;
if (config.GreyBackground)
{
this.Background = Brushes.LightGray;
}
if (config.PingOutline)
{
this.Effect = new DropShadowEffect()
{
ShadowDepth = 0, BlurRadius = 2, Color = Colors.White, Opacity = 1
};
}
_pingIPTimer = new System.Threading.Timer(async(state) =>
{
using (var ping = new System.Net.NetworkInformation.Ping())
{
try
{
var pReply = await ping.SendPingAsync(ipToPing);
if (pReply.Status == IPStatus.Success)
{
_pingAverages.Add((int)pReply.RoundtripTime);
_pingErrors = 0;
}
else if (pReply.Status == IPStatus.TimedOut)
{
_pingErrors++;
}
}
catch
{
_pingErrors++;
}
}
this.Dispatcher.Invoke(() =>
{
// If we fail 3 pings in a row, set the ping to "ERROR"
if (_pingErrors == 3)
{
this.Text = $"{serverName}: ERROR";
}
else
{
if (_pingAverages.AveragePing >= 150)
{
this.Foreground = config.HighPingBrush;
}
else if (_pingAverages.AveragePing >= 80)
{
this.Foreground = config.MediumPingBrush;
}
else
{
this.Foreground = config.LowPingBrush;
}
this.Text = $"{serverName}: {_pingAverages.AveragePing}";
}
});
}, null, 0, 1000);
}
public async void PingAndUpdateHost(List<Host> hosts)
{
Ping ping = new Ping();
foreach (Host thisHost in hosts)
{
var reply = await ping.SendPingAsync(thisHost.ip, 1000);
if (reply.Status == IPStatus.Success)
{
updateHostStatus(thisHost.id, "Active");
System.Threading.Thread.Sleep(100);
this.SetText("Checking host health...\n" + thisHost.host_name + " is Active.");
Console.WriteLine(thisHost.host_name + " is Active.");
}
else
{
updateHostStatus(thisHost.id, "Inactive");
System.Threading.Thread.Sleep(100);
this.SetText("Checking host health...\n" + thisHost.host_name + " is Inactive.");
Console.WriteLine(thisHost.host_name + " is Inactive.");
}
}
//save updated host list to xml file
saveXML(hostlist, sDataPath);
this.metroProgressSpinner1.Visible = false;
this.SetText("Checking complete.");
System.Threading.Thread.Sleep(2000);
this.metroButton1.Enabled = true;
}
void Command_Network_Ping(PingDialog.Result result)
{
var replies = Task.Run(async () =>
{
var strs = GetSelectionStrings().Select(async str =>
{
try
{
using (var ping = new Ping())
{
var reply = await ping.SendPingAsync(IPAddress.Parse(str), result.Timeout);
return $"{str}: {reply.Status}{(reply.Status == IPStatus.Success ? $": {reply.RoundtripTime} ms" : "")}";
}
}
catch (Exception ex)
{
return $"{str}: {ex.Message}";
}
}).ToList();
return await Task.WhenAll(strs);
}).Result.ToList();
ReplaceSelections(replies);
}
public void SendPingAsyncIPV4Succeeds()
{
var testIp = IPAddress.Loopback;
var ping = new Ping ();
var task = ping.SendPingAsync (testIp);
task.Wait();
var result = task.Result;
Assert.AreEqual (IPStatus.Success, result.Status);
}
public void SendPingAsyncIPV4Fails()
{
var testIp = IPAddress.Parse("192.0.2.0");
var ping = new Ping ();
var task = ping.SendPingAsync (testIp);
task.Wait();
var result = task.Result;
Assert.AreNotEqual (IPStatus.Success, result.Status);
}
public override async Task<HealthCheckStatus> Check()
{
var ping = new Ping();
var result = await ping.SendPingAsync(_host, (int)_timeout.TotalMilliseconds).ConfigureAwait(false);
return new HealthCheckStatus(result.Status.ToString(), result.Status != IPStatus.Success);
}
/// <summary>
/// Sends pings to a specified LAN-Address and checks whether it's responding or not.
/// If so, the IP will be added to the main window.
/// </summary>
/// <returns>A boolean indicating that the task has finished.</returns>
/// <param name="ipOrHost">IP-address or hostname.</param>
/// <param name="totalAmountOfPings">Total amount of pings to calculate progress in main window.</param>
public async Task<bool> PingAndProcessAsync(string ipOrHost, int totalAmountOfPings) {
PingReply reply;
// Send a asynchronous ping.
using (Ping pingSender = new Ping ()) {
byte[] buffer = GetPingBuffer ();
int timeout = 300;
var options = new PingOptions (128, true);
reply = await pingSender.SendPingAsync(ipOrHost, timeout, buffer, options);
}
// Write ping reply (when ping completed).
if (ShowDetails) {
Win.InvokeLogLine (string.Format (
"{0}: {1} ({2})",
ipOrHost,
reply.Status.ToString () + ", RTT: " + reply.RoundtripTime,
Thread.CurrentThread.ManagedThreadId)
);
}
// If ping was successful we add this ip to the list off online devices in main window.
if (reply.Status == IPStatus.Success) {
// Ad ip.
Win.InvokeAddDevice (reply.Address.ToString ());
try {
// Update ip with hostname
var hostEntry = await Dns.GetHostEntryAsync (reply.Address);
Win.InvokeUpdateDevice (reply.Address.ToString(), hostEntry.HostName);
}
catch(System.Net.Sockets.SocketException ex){
Win.InvokeLogLine (string.Format("{0}: {1} ({2})", "Fehler beim Auflösen des Hostnamens von", reply.Address, ex.Message));
}
}
// Mark progress.
Win.InvokeShowProgress ((double)1 / totalAmountOfPings);
// Complete task.
return true;
}
public static async void SinglePingCallback_Hostname()
{
bool callbackInvoked = false;
Ping p = new Ping();
p.PingCompleted += (s, e) => callbackInvoked = true;
await p.SendPingAsync(TestSettings.LocalHost);
Assert.True(callbackInvoked, "Callback was not invoked.");
}
public async Task<bool> PingVPNNode()
{
// Side-effects -> method
//
// BAD: An upstream network provider will recieve the ping packet and can
// fingerprint/note users when not connected
try
{
var pinger = new Ping();
var pingresult = await pinger.SendPingAsync("10.40.20.1", 700);
return pingresult.Status == IPStatus.Success;
}
catch (PingException)
{
return false;
}
}
static void Main(string[] args)
{
//https://gist.github.com/fqrouter/10024379
//# ASIA
//_ = '173.194.36.%s' # del 印度 新德里
//SG3 = '173.194.38.%s' # 新加坡
//TW3 = '173.194.72.%s'
//SG4 = '173.194.117.%s'
//JP2 = '173.194.120.%s'
//_ = '173.194.123.%s'
//JP1 = '173.194.126.%s'
//HK1 = '173.194.127.%s'
//TW1 = '74.125.23.%s'
//TW2 = '74.125.31.%s'
//_ = '74.125.37.%s'
//_ = '74.125.135.%s' # ni
//SG1 = '74.125.200.%s'
//_ = '74.125.203.%s' # unknown
//_ = '74.125.204.%s' # unknown
//SG2 = '74.125.235.%s'
//_ = '74.125.236.%s' # maa 印度 陈奈
//_ = '74.125.237.%s' # syd 澳大利亚 悉尼
//118.98.36.39 # 马来西亚
//218.189.25.167 # 香港
var dic = new Dictionary<string, int>();
for (int i = 1; i < 255; i++)
{
var timeout = false;
for (int j = 0; j < 5; j++)
{
var ping = new Ping();
var ipaddress = IPAddress.Parse(string.Format("203.233.63.{0}", i));
var reply = ping.SendPingAsync(ipaddress, 5000);
reply.ContinueWith(t =>
{
if (t.Status != TaskStatus.Faulted)
{
var result = t.Result;
if (result.Status == IPStatus.Success && result.RoundtripTime < 300)
{
if (j == 4)
{
dic.Add(result.Address.ToString(), (int)result.RoundtripTime);
}
Console.WriteLine(result.RoundtripTime);
}
else
{
timeout = true;
Console.WriteLine(result.Status);
}
}
else
{
Console.WriteLine(t.Exception);
timeout = true;
}
});
if (timeout)
{
break;
}
}
}
Console.ReadKey(false);
}
public async Task<ushort> SendPing()
{
var ping = new Ping();
var reply = await ping.SendPingAsync(EndPoint.Address);
if (reply.Status != IPStatus.Success)
throw new TimeoutException();
return (ushort)reply.RoundtripTime;
}